CVE-2025-25460: A stored Cross-Site Scripting (XSS) vulnerability was identified in FlatPress 1.3.1 within the "Add Entry" fea

Routine

MEDIUM 4.8DOWNGRADE

CVE-2025-25460 is a medium-severity flaw (CVSS 4.8) affecting flatpress. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A stored Cross-Site Scripting (XSS) vulnerability was identified in FlatPress 1.3.1 within the "Add Entry" feature. This vulnerability allows authenticated attackers to inject malicious JavaScript payloads into blog posts, which are executed when other users view the posts. The issue arises due to improper input sanitization of the "TextArea" field in the blog entry submission form.

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	4.8 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	Required
EPSS exploit chance	0.5% (top 54%)
CISA exploited list	No
Weakness	CWE-79
Published	2025-02-24
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: flatpress

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-02-24 16:15 UTCPublished CVE record published
2026-06-17 09:00 UTCUpdated Record last modified

flatpress flatpress DOWNGRADE

Affected: 1.3.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.3.1

1. Check installed version

apt-cache policy flatpress || rpm -q flatpress || flatpress --version

2. No fixed release: DOWNGRADE to a release before 1.3.1 (Debian / Ubuntu)

apt-cache madison flatpress sudo apt install flatpress=<VERSION_BEFORE_1.3.1> sudo apt-mark hold flatpress

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list flatpress sudo dnf downgrade flatpress-<VERSION_BEFORE_1.3.1> sudo dnf versionlock add flatpress

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-25460?

flatpress: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-25460 being exploited?

CVE-2025-25460 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-25460 affect?

CVE-2025-25460 affects flatpress. Severity is medium (CVSS 4.8). A stored Cross-Site Scripting (XSS) vulnerability was identified in FlatPress 1.3.1 within the "Add Entry" feature. This vulnerability allows authenticated attackers to inject malicious JavaScript payloads into blog posts, which are execute

How urgent is CVE-2025-25460?

Priority 33/100. Public exploit reference

Related CVEs

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CVE-2025-29602 MEDIUM 6.1 UPGRADE flatpress 1.3.1 is vulnerable to Cross Site Scripting (XSS) in Administration area via Manage categories.
CVE-2024-9847 HIGH 8.0 UPGRADE FlatPress CMS version latest is vulnerable to Cross-Site Request Forgery (CSRF) attacks that allow an attacker
CVE-2024-9699 MEDIUM 5.4 UPGRADE A vulnerability in the file upload functionality of the FlatPress CMS admin panel (version latest) allows an a
CVE-2024-4023 HIGH 8.1 DOWNGRADE A stored cross-site scripting (XSS) vulnerability exists in flatpressblog/flatpress version 1.3

References

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